DE2524483C2 - Katalysator - Google Patents

Katalysator

Info

Publication number
DE2524483C2
DE2524483C2 DE2524483A DE2524483A DE2524483C2 DE 2524483 C2 DE2524483 C2 DE 2524483C2 DE 2524483 A DE2524483 A DE 2524483A DE 2524483 A DE2524483 A DE 2524483A DE 2524483 C2 DE2524483 C2 DE 2524483C2
Authority
DE
Germany
Prior art keywords
solution
palladium
platinum
catalyst
complex
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE2524483A
Other languages
German (de)
English (en)
Other versions
DE2524483A1 (de
Inventor
Michael Vance Baltimore Ernest, Md.
James Richard Columbia Graham, Md.
James Michael Ellicott City Maselli, Md.
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WR Grace and Co
Original Assignee
WR Grace and Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by WR Grace and Co filed Critical WR Grace and Co
Publication of DE2524483A1 publication Critical patent/DE2524483A1/de
Application granted granted Critical
Publication of DE2524483C2 publication Critical patent/DE2524483C2/de
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/945—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific catalyst
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/63—Platinum group metals with rare earths or actinides
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Combustion & Propulsion (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Carbon And Carbon Compounds (AREA)
DE2524483A 1974-06-05 1975-06-03 Katalysator Expired DE2524483C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/476,505 US3932309A (en) 1974-06-05 1974-06-05 Auto exhaust catalysts prepared from sulfite treated platinum and palladium salt solutions

Publications (2)

Publication Number Publication Date
DE2524483A1 DE2524483A1 (de) 1976-01-02
DE2524483C2 true DE2524483C2 (de) 1986-12-04

Family

ID=23892115

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2524483A Expired DE2524483C2 (de) 1974-06-05 1975-06-03 Katalysator

Country Status (6)

Country Link
US (1) US3932309A (ja)
JP (1) JPS5939181B2 (ja)
DE (1) DE2524483C2 (ja)
FR (1) FR2273589A1 (ja)
GB (1) GB1514947A (ja)
IT (1) IT1038683B (ja)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4102819A (en) * 1973-12-28 1978-07-25 Prototech, Inc. Finely particulated colloidal platinum, compound and sol for producing the same, and method of preparation
JPS52147584A (en) * 1976-06-02 1977-12-08 Nissan Motor Co Ltd Production of exhaust gas treatment catalyst
US4136059A (en) * 1977-12-12 1979-01-23 United Technologies Corporation Method for producing highly dispersed catalytic platinum
US4324700A (en) * 1978-12-08 1982-04-13 Johnson Matthey Public Limited Company Process for preparing platinum group metal catalysts
US4405506A (en) * 1981-04-13 1983-09-20 W. R. Grace & Co. Supported platinum group metal catalysts with controlled metal penetration
US4370260A (en) * 1981-04-20 1983-01-25 W. R. Grace & Co. Method of preparing supported platinum group metal catalysts
US4431750A (en) * 1982-05-19 1984-02-14 Phillips Petroleum Company Platinum group metal catalyst on the surface of a support and a process for preparing same
US4520223A (en) * 1982-05-19 1985-05-28 Mcginnis Roger N Dehydrogenation process
US4476246A (en) * 1983-01-26 1984-10-09 W. R. Grace & Co. Doubly promoted platinum group metal catalysts for emission control
US4510261A (en) * 1983-10-17 1985-04-09 W. R. Grace & Co. Catalyst with high geometric surface area
US4510262A (en) * 1983-10-17 1985-04-09 W. R. Grace & Co. Doubly promoted catalyst with high geometric surface area
US4608357A (en) * 1984-02-06 1986-08-26 Engelhard Corporation Catalytic cracking with mullite composition promoted combustion of carbon monoxide
US4585752A (en) * 1984-08-15 1986-04-29 W. R. Grace & Co. Catalyst composition for ultra high temperature operation
GB9010709D0 (en) * 1990-05-12 1990-07-04 Johnson Matthey Plc Catalytic reduction
WO1992014547A1 (en) * 1991-02-14 1992-09-03 The Regents Of The University Of California Immobilized free molecule aerosol catalytic reactor
US6664439B1 (en) 1998-04-28 2003-12-16 The Procter & Gamble Company Absorbent articles with distribution materials positioned underneath storage material
WO2007125539A1 (en) * 2006-05-02 2007-11-08 Indian Petrochemicals Corporation Limited Oxidation catalyst for the purification of nitrogen gas containing organic impurities
WO2018190300A1 (ja) 2017-04-11 2018-10-18 株式会社キャタラー 排ガス浄化用触媒
JP6990161B2 (ja) 2018-10-04 2022-02-15 株式会社キャタラー 排ガス浄化用触媒
CN114588930B (zh) * 2022-03-09 2023-07-21 华南理工大学 一种全硅ZSM-5分子筛负载Pd及其制备方法和应用

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3636029A (en) * 1968-03-01 1972-01-18 Olin Corp Catalytic carbonylation of nitro compounds to prepare isocyanates
CS188122B2 (en) * 1971-02-08 1979-02-28 Kurt Habig Method of production the sulfide catalysts with the platinum on coal

Also Published As

Publication number Publication date
IT1038683B (it) 1979-11-30
GB1514947A (en) 1978-06-21
JPS5939181B2 (ja) 1984-09-21
JPS516889A (ja) 1976-01-20
US3932309A (en) 1976-01-13
DE2524483A1 (de) 1976-01-02
FR2273589A1 (fr) 1976-01-02

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee